Old Material Flashcards

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1
Q

nervous system

A

an interacting network of neurons that conveys information through the body

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2
Q

central nervous system

A

composed of the brain and spinal cord

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3
Q

peripheral nervous system

A

CNS to the body’s organs and muscles

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4
Q

automatic nervous system

A

involuntary and automatic commands

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5
Q

sympathetic nervous system

A

prepares body for action

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6
Q

parasympathetic nervous system

A

helps the body return to a normal resting state

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7
Q

somatic nervous system

A

voluntary muscle movement

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8
Q

neuron

A

cells in the nervous system that communicate with each other to perform information processing tasks

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9
Q

dendrites

A

parts of the neuron that receive information from other neurons and relay it to the cell body

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10
Q

cell body (soma)

A

part of the neuron that coordinates the information-processing tasks and keeps the cell alive

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11
Q

axons

A

carries information to other neurons, muscles, or glands

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12
Q

myelin sheathe

A

an insulating layer of fatyt material

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13
Q

synapse

A

region between an axon and dendrites

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14
Q

types of neurons

A

sensory, motor, interneurons

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15
Q

sensory neuron

A

receive information from external world and convey info to the brain

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16
Q

motor neuron

A

carry signals from spinal cords to muscles

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17
Q

interneurons

A

connect sensory neurons, motor neurons, and other interneurons

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18
Q

neurotransmitters

A

chemicals that transmit information across the synapse to dendrites

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19
Q

endorphins

A

help dull experience of pain and evaluates moods

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20
Q

dopamine

A

involved in regulating motor behavior, motivation, and emotional arousal

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21
Q

serotonin

A

influence mood and arousal

22
Q

glutamate

A

excitatory neurotransmitter which enhances the transmission of info between neurons

23
Q

GABA

A

inhibitory neurotransmitter which prevents firing of neurons and neurons become hyperpolarized

24
Q

Acetylcholine

A

involved in voluntary motor control, attention, learning, sleeping, memory

25
Q

norepinephrine

A

involved in state of vigilance or heightened awareness of danger

26
Q

what makes up the hindbrain

A

medulla, reticular formation, cerebellum, pons

27
Q

types of neurotransmitters

A

norepinephrine, acetylcholine, dopamine, serotonin, endorphins, glutamate, GABA

28
Q

what makes up the midbrain

A

tectum, tegmentum

29
Q

what makes up the forebrain

A

cerebral cortex, subcortical structures

30
Q

cerebral cortex

A

outermost layer made up of two hemispheres

31
Q

what makes up the cerebral cortex

A

frontal lobe, occipital lobe, temporal lobe, parietal lobe

32
Q

subcortical structures

A

areas of the forebrain under cerebal cortex

33
Q

what makes up the cerebral cortex

A

thalamus, hypothalamus, hippocampus, amygdala, basal ganglia

34
Q

thalamus

A

relays information to cerebal cortex

35
Q

hypothalamus

A

regulates body temp, hunger, thirst, sexual behavior

36
Q

basal ganglia

A

directs intentional movements

37
Q

medulla

A

coordinates heart rate, circulation, respiration

38
Q

reticular formation

A

regulates sleep, wakefulness, and arousal

39
Q

tectum

A

orients in environment

40
Q

tegmentum

A

movement and arousal

41
Q

sleep stages and their waves

A

awake - beta waves
drowsy - alpha waves
stage 1 - theta waves
stage 2 - K complexes
stage 3 - delta waves
REM sleep - beta waves

42
Q

why we sleep theories

A
  • restorative theory
  • circadian rhythm theory
  • consolidation theory
  • synaptic homeostasis hypothesis
43
Q

synaptic homeostasis hypothesis

A

filter out unimportant synaptic connections

44
Q

why we dream theories

A
  • Freudian theory
  • problem solving
  • facilitate memory storage
  • synthesis model
45
Q

synthesis model

A

brains are always active

46
Q

encoding specificity

A

a retrieval cue can serve as an effective reminder when it recreates the way information was encoded

47
Q

seven sins of memory

A
  • memory misattribution
  • bias
  • blocking
  • persistence
  • transience
  • absentmindedness
  • suggestibility
48
Q

transience

A

forgetting that occurs with time

49
Q

memory misattribution

A

assigning information to wrong source

50
Q

suggestbility

A

incorporate misleading information from external sources into personal information

51
Q

James Lange Theory

A

emotion occurs in response to physiological changes

52
Q

Cannon Bard Theory

A

emotional response occurs at the same time as the physiological changes